<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      section {
        display: grid;
        width: 200px;
        height: 200px;
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(2, 1fr);
      }
      section > div {
        border: 1px solid #000;
        background: #eee;
      }
      section > div:nth-child(1) {
        background: #f00;
        grid-row-start: 1;
        grid-row-end: 3;
        grid-column-start: 1;
        grid-column-end: 2;
      }
    </style>
  </head>
  <body>
    <section>
      <div>1</div>
      <div>2</div>
      <div>3</div>
    </section>
  </body>
</html>
